package com.wave.spring.boot.config;

/**
 * Created by weibo.xwb on 2017/8/15.
 */


import com.alibaba.druid.pool.DruidDataSource;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.annotation.Resource;
import javax.sql.DataSource;
import java.sql.SQLException;


/**
 * druid 配置.
 ** 这样的方式不需要添加注解：@ServletComponentScan
 *
 */

@Configuration
@EnableConfigurationProperties(DruidProperties.class)
public class DruidConfiguration {

    @Resource
    private DruidProperties druidProperties;

    /**
     * 注册一个StatViewServlet
     * @return
     */

//    @Bean
//    public ServletRegistrationBean DruidStatViewServle2(){
//        //org.springframework.boot.context.embedded.ServletRegistrationBean提供类的进行注册.
//        ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new StatViewServlet(),"/druid2/*");
//
//        //添加初始化参数：initParams
//        //白名单：
//        servletRegistrationBean.addInitParameter("allow","127.0.0.1");
//        //IP黑名单 (存在共同时，deny优先于allow) : 如果满足deny的话提示:Sorry, you are not permitted to view this page.
//        servletRegistrationBean.addInitParameter("deny","192.168.1.73");
//        //登录查看信息的账号密码.
//        servletRegistrationBean.addInitParameter("loginUsername","admin2");
//        servletRegistrationBean.addInitParameter("loginPassword","123456");
//        //是否能够重置数据.
//        servletRegistrationBean.addInitParameter("resetEnable","false");
//        return servletRegistrationBean;
//
//    }
//
//
//
//    /**
//
//     * 注册一个：filterRegistrationBean
//
//     * @return
//
//     */
//
//    @Bean
//
//    public FilterRegistrationBean druidStatFilter2(){
//        FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean(new WebStatFilter());
//        //添加过滤规则.
//        filterRegistrationBean.addUrlPatterns("/*");
//        //添加不需要忽略的格式信息.
//        filterRegistrationBean.addInitParameter("exclusions","*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid2/*");
//        return filterRegistrationBean;
//    }

  @Bean
  public String dd(@Value("${spring.datasource.url}") String url){
      System.err.println(url);
      return new String(url);
  }

    /**

     * 注册dataSouce，这里作为一个例子，只注入了部分参数信息，其它的参数自行扩散思维。

     */
    @Bean
    public DataSource druidDataSource() {
        System.err.println(druidProperties.getDriverClassName()+"---"+druidProperties.getMaxActive());

        DruidDataSource druidDataSource = new DruidDataSource();

        druidDataSource.setDriverClassName(druidProperties.getDriverClassName());

        druidDataSource.setUrl(druidProperties.getUrl());

        druidDataSource.setUsername(druidProperties.getUsername());

        druidDataSource.setPassword(druidProperties.getPassword());

        druidDataSource.setMaxActive(druidProperties.getMaxActive());

        try {
            druidDataSource.setFilters("stat, wall");
        } catch (SQLException e) {
            e.printStackTrace();

        }

        return druidDataSource;

    }



}


